Improper input validation in Spip
CVE-2016-7998
The SPIP template composer/compiler in SPIP 3.1.2 and earlier allows remote authenticated users to execute arbitrary PHP code by uploading an HTML file with a crafted (1) INCLUDE or (2) INCLURE tag and then accessing it with a valider_xml action.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.136 (96.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.136 · newest: 0.136 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/93451 (VDB Entry, Third Party Advisory, vdb-entry)
- core.spip.net/projects/spip/repository/revisions/23189 (Patch, Issue Tracking, Vendor Advisory)
- core.spip.net/projects/spip/repository/revisions/23192 (Patch, Issue Tracking, Vendor Advisory)
- core.spip.net/projects/spip/repository/revisions/23186 (Patch, Issue Tracking, Vendor Advisory)
- www.openwall.com/lists/oss-security/2016/10/07/5 (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/10/08/6 (mailing-list, Patch, Mailing List, Third Party Advisory)
- sysdream.com/news/lab/2016-10-19-spip-3-1-2-template-compiler-composer-php-code…
- www.openwall.com/lists/oss-security/2016/10/05/17 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-7998?
- CVE-2016-7998 is a high-severity vulnerability in Spip, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2017-01-18.
- How severe is CVE-2016-7998?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-7998 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.